import com.demo3.CComponent;import org.springframework.context.support.ClassPathXmlApplicationContext;public class app4 {    public static void main(String[] args) {        System.out.println("Spring容器初始化之前");        ClassPathXmlApplicationContext context =                new ClassPathXmlApplicationContext("spring_config.xml");        System.out.println("Spring容器初始化之后");        CComponent c1 = context.getBean("CComponent",CComponent.class);        CComponent c2 = context.getBean("CComponent",CComponent.class);        c1.setName("张三");        c1.sayHi();        c2.setName("李四");        c1.sayHi();        System.out.println(c1.hashCode()+ "  " + c2.hashCode());        context.close();    }}